O-[4-[3-[(4,5-Dihydro-1H-imidazol-2-yl)hydrazono]butyl]-phenyl]-N-[(phenylmethoxy)carbonyl]-homoserine 、
4,5-二氰咪唑-2-肼溴化氢 在
crude product 、
methanol-dichloromethane 作用下,
以
正丁醇 为溶剂,
反应 2.0h,
以500 mg of expected product is obtained的产率得到Ethyl O-[4-[3-[(4,5-Dihydro-1H-imidazol-2-yl)hydrazono]butyl-]phenyl]-N-[(phenylmethoxy)carbonyl]-homoserinate